Home / 38,734.93-53,471.91-29,779.30

Finding the Fourth Proportional to 38,734.93, 53,471.91 and 29,779.30

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Solution

The fourth proportional to 38,734.93, 53,471.91 and 29,779.30 is: 41,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,734.93 : 53,471.91 = 29,779.30 : x
  2. Step 2: Convert to fraction form
    38,734.93/53,471.91 = 29,779.30/x
  3. Step 3: Cross multiply
    38,734.93x = 53,471.91 × 29,779.30
  4. Step 4: Simplify right side
    38,734.93x = 1,592,356,049.46
  5. Step 5: Solve for x
    x = 1,592,356,049.46/38,734.93
  6. Step 6: Final answer
    x = 41,109.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.